﻿using System;
using System.Collections.Generic;
using System.Text;

namespace Work20._5._18
{
    class Computer
    {
        //加
        public double Add(double number1,double number2)
        {
            return number1 + number2;
        }
        //减
        public double Minus(double number1,double number2)
        {
            return number1 - number2;
        }
        //乘
        public double Multiply(double num1,double num2)
        {
            return num1 * num2;
        }
        //除
        public double Divide(double num1, double num2)
        {
            return num1 / num2;
        }
    }
}
